209121720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1742681}}^1$

素因数の和:1742695

約数の個数: 32

約数和(自身を含む): 627365520

約数和(自身を除く): 418243800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1742681, 3485362, 5228043, 6970724, 8713405, 10456086, 13941448, 17426810, 20912172, 26140215, 34853620, 41824344, 52280430, 69707240, 104560860, 209121720]

約数ペア:

[(1, 209121720), (2, 104560860), (3, 69707240), (4, 52280430), (5, 41824344), (6, 34853620), (8, 26140215), (10, 20912172), (12, 17426810), (15, 13941448), (20, 10456086), (24, 8713405), (30, 6970724), (40, 5228043), (60, 3485362), (120, 1742681)]